Keith Ruenheck / HTTPClient-SSL

Got modem to work with MedSentry website. Includes minor change to a library file.

Dependencies:   CyaSSL

Dependents:   MTS-Socket

Fork of HTTPClient-SSL by MultiTech

HTTPClient.cpp@29:2d96cc752d19, 2014-08-27 (annotated)

Committer:
ansond
Date:
Wed Aug 27 20:30:29 2014 +0000
Revision:
29:2d96cc752d19
Parent:
28:6fbaf49cc109
Child:
30:6fef375c94e6
added HTTPJson data type and created defines for increased url lengths

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:2ccb9960a044 1 /* HTTPClient.cpp */
donatien 10:e1351de84c16 2 /* Copyright (C) 2012 mbed.org, MIT License
donatien 10:e1351de84c16 3 *
donatien 10:e1351de84c16 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 10:e1351de84c16 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
donatien 10:e1351de84c16 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
donatien 10:e1351de84c16 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
donatien 10:e1351de84c16 8 * furnished to do so, subject to the following conditions:
donatien 10:e1351de84c16 9 *
donatien 10:e1351de84c16 10 * The above copyright notice and this permission notice shall be included in all copies or
donatien 10:e1351de84c16 11 * substantial portions of the Software.
donatien 10:e1351de84c16 12 *
donatien 10:e1351de84c16 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 10:e1351de84c16 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 10:e1351de84c16 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 10:e1351de84c16 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 10:e1351de84c16 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 10:e1351de84c16 18 */
ansond 29:2d96cc752d19 19
ansond 29:2d96cc752d19 20 // DMA: Added tunable to adapt size of larger input URLs
ansond 29:2d96cc752d19 21 #define MAX_URL_HOSTNAME_LENGTH 128
ansond 29:2d96cc752d19 22 #define MAX_URL_PATH_LENGTH 128
donatien 0:2ccb9960a044 23
donatien 7:4e39864f7b15 24 //Debug is disabled by default
donatien 16:1f743885e7de 25 #if 0
donatien 12:89d09a6db00a 26 //Enable debug
donatien 11:390362de8c3f 27 #include <cstdio>
wolfSSL 18:d89df40b4cf3 28 #define DBG(x, ...) std::printf("[HTTPClient : DBG]"x"\r\n", ##__VA_ARGS__);
wolfSSL 18:d89df40b4cf3 29 #define WARN(x, ...) std::printf("[HTTPClient : WARN]"x"\r\n", ##__VA_ARGS__);
wolfSSL 18:d89df40b4cf3 30 #define ERR(x, ...) std::printf("[HTTPClient : ERR]"x"\r\n", ##__VA_ARGS__);
donatien 12:89d09a6db00a 31
donatien 12:89d09a6db00a 32 #else
donatien 12:89d09a6db00a 33 //Disable debug
wolfSSL 18:d89df40b4cf3 34 #define DBG(x, ...)
donatien 12:89d09a6db00a 35 #define WARN(x, ...)
wolfSSL 18:d89df40b4cf3 36 #define ERR(x, ...)
donatien 12:89d09a6db00a 37
donatien 7:4e39864f7b15 38 #endif
donatien 0:2ccb9960a044 39
donatien 0:2ccb9960a044 40 #define HTTP_PORT 80
wolfSSL 17:c73d8e61d391 41 #define HTTPS_PORT 443
donatien 0:2ccb9960a044 42
donatien 11:390362de8c3f 43 #define OK 0
donatien 11:390362de8c3f 44
donatien 11:390362de8c3f 45 #define MIN(x,y) (((x)<(y))?(x):(y))
donatien 11:390362de8c3f 46 #define MAX(x,y) (((x)>(y))?(x):(y))
donatien 11:390362de8c3f 47
wolfSSL 17:c73d8e61d391 48 #include <cstring>
donatien 0:2ccb9960a044 49
wolfSSL 17:c73d8e61d391 50 #include <../CyaSSL/cyassl/ctaocrypt/settings.h>
wolfSSL 17:c73d8e61d391 51 #include <../CyaSSL/cyassl/ctaocrypt/types.h>
wolfSSL 17:c73d8e61d391 52 #include <../CyaSSL/cyassl/internal.h>
wolfSSL 17:c73d8e61d391 53 #include <../CyaSSL/cyassl/ssl.h>
donatien 0:2ccb9960a044 54
donatien 11:390362de8c3f 55 #include "HTTPClient.h"
wolfSSL 17:c73d8e61d391 56 #include "TCPSocketConnection.h"
wolfSSL 17:c73d8e61d391 57
wolfSSL 19:1e2f05809eb1 58 static TCPSocketConnection m_sock;
wolfSSL 17:c73d8e61d391 59 #define CHUNK_SIZE 256
wolfSSL 17:c73d8e61d391 60 #define SEND_BUF_SIZE 512
wolfSSL 17:c73d8e61d391 61 static char send_buf[SEND_BUF_SIZE] ;
wolfSSL 17:c73d8e61d391 62 static char *send_buf_p ;
wolfSSL 17:c73d8e61d391 63
wolfSSL 17:c73d8e61d391 64 static int SocketReceive(CYASSL* ssl, char *buf, int sz, void *ctx)
wolfSSL 17:c73d8e61d391 65 {
wolfSSL 17:c73d8e61d391 66 int n ;
wolfSSL 17:c73d8e61d391 67 int i ;
wolfSSL 18:d89df40b4cf3 68 #define RECV_RETRY 3
wolfSSL 22:4b9a4151cc73 69
wolfSSL 17:c73d8e61d391 70 for(i=0; i<RECV_RETRY; i++) {
wolfSSL 17:c73d8e61d391 71 n = m_sock.receive(buf, sz) ;
wolfSSL 17:c73d8e61d391 72 if(n >= 0)return n ;
wolfSSL 22:4b9a4151cc73 73 wait(0.2) ;
wolfSSL 17:c73d8e61d391 74 }
wolfSSL 17:c73d8e61d391 75 ERR("SocketReceive:%d/%d\n", n, sz) ;
wolfSSL 17:c73d8e61d391 76 return n ;
wolfSSL 17:c73d8e61d391 77 }
wolfSSL 17:c73d8e61d391 78
wolfSSL 17:c73d8e61d391 79 static int SocketSend(CYASSL* ssl, char *buf, int sz, void *ctx)
wolfSSL 17:c73d8e61d391 80 {
wolfSSL 17:c73d8e61d391 81 int n ;
wolfSSL 22:4b9a4151cc73 82
wolfSSL 22:4b9a4151cc73 83 wait(0.1) ;
wolfSSL 17:c73d8e61d391 84 n = m_sock.send(buf, sz);
wolfSSL 17:c73d8e61d391 85 if(n > 0) {
wolfSSL 22:4b9a4151cc73 86 wait(0.3) ;
wolfSSL 17:c73d8e61d391 87 return n ;
wolfSSL 17:c73d8e61d391 88 } else ERR("SocketSend:%d/%d\n", n, sz);
wolfSSL 17:c73d8e61d391 89 return n ;
wolfSSL 17:c73d8e61d391 90 }
donatien 11:390362de8c3f 91
wolfSSL 22:4b9a4151cc73 92 static void base64enc(char *out, const char *in) {
wolfSSL 22:4b9a4151cc73 93 const char code[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=" ;
wolfSSL 22:4b9a4151cc73 94 int i = 0, x = 0, l = 0;
wolfSSL 22:4b9a4151cc73 95
wolfSSL 22:4b9a4151cc73 96 for (; *in; in++) {
wolfSSL 22:4b9a4151cc73 97 x = x << 8 | *in;
wolfSSL 22:4b9a4151cc73 98 for (l += 8; l >= 6; l -= 6) {
wolfSSL 22:4b9a4151cc73 99 out[i++] = code[(x >> (l - 6)) & 0x3f];
wolfSSL 22:4b9a4151cc73 100 }
wolfSSL 22:4b9a4151cc73 101 }
wolfSSL 22:4b9a4151cc73 102 if (l > 0) {
wolfSSL 22:4b9a4151cc73 103 x <<= 6 - l;
wolfSSL 22:4b9a4151cc73 104 out[i++] = code[x & 0x3f];
wolfSSL 22:4b9a4151cc73 105 }
wolfSSL 22:4b9a4151cc73 106 for (; i % 4;) {
wolfSSL 22:4b9a4151cc73 107 out[i++] = '=';
wolfSSL 22:4b9a4151cc73 108 }
wolfSSL 22:4b9a4151cc73 109 out[i] = '\0' ;
wolfSSL 22:4b9a4151cc73 110 }
wolfSSL 22:4b9a4151cc73 111
donatien 0:2ccb9960a044 112 HTTPClient::HTTPClient() :
wolfSSL 18:d89df40b4cf3 113 m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0)
donatien 0:2ccb9960a044 114 {
wolfSSL 22:4b9a4151cc73 115
wolfSSL 22:4b9a4151cc73 116 /* CyaSSL_Debugging_ON() ; */
wolfSSL 22:4b9a4151cc73 117
wolfSSL 18:d89df40b4cf3 118 ctx = 0 ;
wolfSSL 18:d89df40b4cf3 119 ssl = 0 ;
wolfSSL 22:4b9a4151cc73 120 SSLver = 3 ;
wolfSSL 27:5d4739eae63e 121 m_basicAuthUser = NULL ;
wolfSSL 27:5d4739eae63e 122 redirect_url = NULL ;
wolfSSL 27:5d4739eae63e 123 redirect = 0 ;
wolfSSL 27:5d4739eae63e 124 header = NULL ;
donatien 0:2ccb9960a044 125 }
donatien 0:2ccb9960a044 126
donatien 0:2ccb9960a044 127 HTTPClient::~HTTPClient()
donatien 0:2ccb9960a044 128 {
donatien 0:2ccb9960a044 129
donatien 0:2ccb9960a044 130 }
donatien 0:2ccb9960a044 131
wolfSSL 22:4b9a4151cc73 132 HTTPResult HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification
donatien 0:2ccb9960a044 133 {
wolfSSL 22:4b9a4151cc73 134 #define AUTHB_SIZE 128
wolfSSL 22:4b9a4151cc73 135 if((strlen(user) + strlen(password)) >= AUTHB_SIZE)
wolfSSL 22:4b9a4151cc73 136 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 137 m_basicAuthUser = user;
wolfSSL 18:d89df40b4cf3 138 m_basicAuthPassword = password;
wolfSSL 22:4b9a4151cc73 139 return HTTP_OK ;
donatien 0:2ccb9960a044 140 }
donatien 0:2ccb9960a044 141
donatien 12:89d09a6db00a 142 HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 143 {
wolfSSL 18:d89df40b4cf3 144 return connect(url, HTTP_GET, NULL, pDataIn, timeout);
donatien 0:2ccb9960a044 145 }
donatien 0:2ccb9960a044 146
donatien 12:89d09a6db00a 147 HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 148 {
wolfSSL 18:d89df40b4cf3 149 HTTPText str(result, maxResultLen);
wolfSSL 18:d89df40b4cf3 150 return get(url, &str, timeout);
donatien 0:2ccb9960a044 151 }
donatien 0:2ccb9960a044 152
donatien 12:89d09a6db00a 153 HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 154 {
wolfSSL 18:d89df40b4cf3 155 return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 0:2ccb9960a044 156 }
donatien 0:2ccb9960a044 157
donatien 16:1f743885e7de 158 HTTPResult HTTPClient::put(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 159 {
wolfSSL 18:d89df40b4cf3 160 return connect(url, HTTP_PUT, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 16:1f743885e7de 161 }
donatien 16:1f743885e7de 162
donatien 16:1f743885e7de 163 HTTPResult HTTPClient::del(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 164 {
wolfSSL 18:d89df40b4cf3 165 return connect(url, HTTP_DELETE, NULL, pDataIn, timeout);
donatien 16:1f743885e7de 166 }
donatien 16:1f743885e7de 167
donatien 16:1f743885e7de 168
donatien 0:2ccb9960a044 169 int HTTPClient::getHTTPResponseCode()
donatien 0:2ccb9960a044 170 {
wolfSSL 18:d89df40b4cf3 171 return m_httpResponseCode;
donatien 0:2ccb9960a044 172 }
donatien 0:2ccb9960a044 173
wolfSSL 27:5d4739eae63e 174 void HTTPClient::setHeader(const char * h)
wolfSSL 17:c73d8e61d391 175 {
wolfSSL 17:c73d8e61d391 176 header = h ;
wolfSSL 17:c73d8e61d391 177 }
wolfSSL 17:c73d8e61d391 178
wolfSSL 27:5d4739eae63e 179 void HTTPClient::setLocationBuf(char * url, int size)
wolfSSL 27:5d4739eae63e 180 {
wolfSSL 27:5d4739eae63e 181 redirect_url = url ;
wolfSSL 27:5d4739eae63e 182 redirect_url_size = size ;
wolfSSL 27:5d4739eae63e 183 }
wolfSSL 27:5d4739eae63e 184
wolfSSL 22:4b9a4151cc73 185 HTTPResult HTTPClient::setSSLversion(int minorV)
wolfSSL 22:4b9a4151cc73 186 {
wolfSSL 22:4b9a4151cc73 187 if((minorV>=0) && (minorV<=3))
wolfSSL 22:4b9a4151cc73 188 SSLver = minorV ;
wolfSSL 22:4b9a4151cc73 189 else return HTTP_ERROR ;
wolfSSL 22:4b9a4151cc73 190 return HTTP_OK ;
wolfSSL 22:4b9a4151cc73 191 }
wolfSSL 22:4b9a4151cc73 192
wolfSSL 17:c73d8e61d391 193
donatien 5:791fc3dcb6c4 194 #define CHECK_CONN_ERR(ret) \
donatien 5:791fc3dcb6c4 195 do{ \
donatien 7:4e39864f7b15 196 if(ret) { \
wolfSSL 17:c73d8e61d391 197 cyassl_free() ;\
donatien 7:4e39864f7b15 198 m_sock.close(); \
donatien 5:791fc3dcb6c4 199 ERR("Connection error (%d)", ret); \
donatien 11:390362de8c3f 200 return HTTP_CONN; \
donatien 5:791fc3dcb6c4 201 } \
donatien 5:791fc3dcb6c4 202 } while(0)
donatien 5:791fc3dcb6c4 203
donatien 5:791fc3dcb6c4 204 #define PRTCL_ERR() \
donatien 5:791fc3dcb6c4 205 do{ \
wolfSSL 17:c73d8e61d391 206 cyassl_free() ;\
donatien 7:4e39864f7b15 207 m_sock.close(); \
donatien 5:791fc3dcb6c4 208 ERR("Protocol error"); \
donatien 11:390362de8c3f 209 return HTTP_PRTCL; \
donatien 5:791fc3dcb6c4 210 } while(0)
donatien 0:2ccb9960a044 211
wolfSSL 17:c73d8e61d391 212 void HTTPClient::cyassl_free(void)
wolfSSL 17:c73d8e61d391 213 {
wolfSSL 19:1e2f05809eb1 214 if(ssl) {
wolfSSL 17:c73d8e61d391 215 CyaSSL_free(ssl) ;
wolfSSL 19:1e2f05809eb1 216 ssl = NULL ;
wolfSSL 19:1e2f05809eb1 217 }
wolfSSL 19:1e2f05809eb1 218 if(ctx) {
wolfSSL 17:c73d8e61d391 219 CyaSSL_CTX_free(ctx) ;
wolfSSL 19:1e2f05809eb1 220 ctx = NULL ;
wolfSSL 19:1e2f05809eb1 221 }
wolfSSL 22:4b9a4151cc73 222 CyaSSL_Cleanup() ;
wolfSSL 22:4b9a4151cc73 223 }
wolfSSL 17:c73d8e61d391 224
donatien 12:89d09a6db00a 225 HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request
wolfSSL 18:d89df40b4cf3 226 {
wolfSSL 22:4b9a4151cc73 227 CYASSL_METHOD * SSLmethod ;
wolfSSL 18:d89df40b4cf3 228 m_httpResponseCode = 0; //Invalidate code
wolfSSL 18:d89df40b4cf3 229 m_timeout = timeout;
wolfSSL 27:5d4739eae63e 230 redirect = 0 ;
wolfSSL 27:5d4739eae63e 231
wolfSSL 18:d89df40b4cf3 232 pDataIn->writeReset();
wolfSSL 18:d89df40b4cf3 233 if( pDataOut ) {
wolfSSL 18:d89df40b4cf3 234 pDataOut->readReset();
wolfSSL 18:d89df40b4cf3 235 }
wolfSSL 17:c73d8e61d391 236
wolfSSL 18:d89df40b4cf3 237 char scheme[8];
ansond 29:2d96cc752d19 238 char host[MAX_URL_HOSTNAME_LENGTH];
ansond 29:2d96cc752d19 239 char path[MAX_URL_PATH_LENGTH];
wolfSSL 18:d89df40b4cf3 240
wolfSSL 18:d89df40b4cf3 241 int ret ;
donatien 0:2ccb9960a044 242
wolfSSL 18:d89df40b4cf3 243 //First we need to parse the url (http[s]://host[:port][/[path]])
wolfSSL 18:d89df40b4cf3 244 HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path));
wolfSSL 18:d89df40b4cf3 245 if(res != HTTP_OK) {
wolfSSL 18:d89df40b4cf3 246 ERR("parseURL returned %d", res);
wolfSSL 18:d89df40b4cf3 247 return res;
wolfSSL 18:d89df40b4cf3 248 }
donatien 0:2ccb9960a044 249
wolfSSL 22:4b9a4151cc73 250 if(port == 0) {
wolfSSL 18:d89df40b4cf3 251 if(strcmp(scheme, "http") == 0)
wolfSSL 18:d89df40b4cf3 252 port = HTTP_PORT ;
wolfSSL 18:d89df40b4cf3 253 else if(strcmp(scheme, "https") == 0)
wolfSSL 18:d89df40b4cf3 254 port = HTTPS_PORT ;
wolfSSL 18:d89df40b4cf3 255 }
donatien 0:2ccb9960a044 256
wolfSSL 18:d89df40b4cf3 257 DBG("Scheme: %s", scheme);
wolfSSL 18:d89df40b4cf3 258 DBG("Host: %s", host);
wolfSSL 18:d89df40b4cf3 259 DBG("Port: %d", port);
wolfSSL 18:d89df40b4cf3 260 DBG("Path: %s", path);
wolfSSL 17:c73d8e61d391 261
wolfSSL 18:d89df40b4cf3 262 //Connect
wolfSSL 18:d89df40b4cf3 263 DBG("Connecting socket to server");
wolfSSL 18:d89df40b4cf3 264
wolfSSL 18:d89df40b4cf3 265 #define MAX_RETRY 5
wolfSSL 18:d89df40b4cf3 266 int retry ;
donatien 0:2ccb9960a044 267
wolfSSL 18:d89df40b4cf3 268 for(retry=0; retry<MAX_RETRY; retry++) {
wolfSSL 18:d89df40b4cf3 269 int ret = m_sock.connect(host, port);
wolfSSL 18:d89df40b4cf3 270 if(ret == 0)break ;
wolfSSL 17:c73d8e61d391 271 }
wolfSSL 18:d89df40b4cf3 272 if(retry == MAX_RETRY) {
wolfSSL 18:d89df40b4cf3 273 m_sock.close();
wolfSSL 18:d89df40b4cf3 274 ERR("Could not connect");
wolfSSL 18:d89df40b4cf3 275 return HTTP_CONN;
wolfSSL 17:c73d8e61d391 276 }
wolfSSL 17:c73d8e61d391 277
wolfSSL 18:d89df40b4cf3 278 if(port == HTTPS_PORT) {
wolfSSL 22:4b9a4151cc73 279
wolfSSL 18:d89df40b4cf3 280 /* Start SSL connect */
wolfSSL 27:5d4739eae63e 281 DBG("SSLver=%d", SSLver) ;
wolfSSL 19:1e2f05809eb1 282 if(ctx == NULL) {
wolfSSL 22:4b9a4151cc73 283 switch(SSLver) {
wolfSSL 22:4b9a4151cc73 284 case 0 : SSLmethod = CyaSSLv3_client_method() ; break ;
wolfSSL 22:4b9a4151cc73 285 case 1 : SSLmethod = CyaTLSv1_client_method() ; break ;
wolfSSL 22:4b9a4151cc73 286 case 2 : SSLmethod = CyaTLSv1_1_client_method() ; break ;
wolfSSL 22:4b9a4151cc73 287 case 3 : SSLmethod = CyaTLSv1_2_client_method() ; break ;
wolfSSL 22:4b9a4151cc73 288 }
wolfSSL 22:4b9a4151cc73 289 ctx = CyaSSL_CTX_new((CYASSL_METHOD *)SSLmethod);
wolfSSL 19:1e2f05809eb1 290 if (ctx == NULL) {
wolfSSL 19:1e2f05809eb1 291 ERR("unable to get ctx");
wolfSSL 19:1e2f05809eb1 292 return HTTP_CONN;
wolfSSL 19:1e2f05809eb1 293 }
wolfSSL 19:1e2f05809eb1 294 CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, 0);
wolfSSL 19:1e2f05809eb1 295 CyaSSL_SetIORecv(ctx, SocketReceive) ;
wolfSSL 19:1e2f05809eb1 296 CyaSSL_SetIOSend(ctx, SocketSend) ;
wolfSSL 18:d89df40b4cf3 297 }
wolfSSL 18:d89df40b4cf3 298 if (ssl == NULL) {
wolfSSL 19:1e2f05809eb1 299 ssl = CyaSSL_new(ctx);
wolfSSL 19:1e2f05809eb1 300 if (ssl == NULL) {
wolfSSL 19:1e2f05809eb1 301 ERR("unable to get SSL object");
wolfSSL 19:1e2f05809eb1 302 cyassl_free() ;
wolfSSL 19:1e2f05809eb1 303 return HTTP_CONN;
wolfSSL 19:1e2f05809eb1 304 }
wolfSSL 18:d89df40b4cf3 305 }
donatien 0:2ccb9960a044 306
wolfSSL 18:d89df40b4cf3 307 DBG("ctx=%x, ssl=%x, ssl->ctx->CBIORecv, CBIOSend=%x, %x\n",
wolfSSL 18:d89df40b4cf3 308 ctx, ssl, SocketReceive, SocketSend ) ;
wolfSSL 18:d89df40b4cf3 309 if (CyaSSL_connect(ssl) != SSL_SUCCESS) {
wolfSSL 18:d89df40b4cf3 310 ERR("SSL_connect failed");
wolfSSL 18:d89df40b4cf3 311 cyassl_free() ;
wolfSSL 18:d89df40b4cf3 312 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 313 }
wolfSSL 18:d89df40b4cf3 314 } /* SSL connect complete */
donatien 0:2ccb9960a044 315
wolfSSL 18:d89df40b4cf3 316 //Send request
wolfSSL 18:d89df40b4cf3 317 DBG("Sending request");
wolfSSL 18:d89df40b4cf3 318 char buf[CHUNK_SIZE];
wolfSSL 18:d89df40b4cf3 319 send_buf_p = send_buf ; // Reset send buffer ;
wolfSSL 18:d89df40b4cf3 320
wolfSSL 18:d89df40b4cf3 321 const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":(method==HTTP_PUT)?"PUT":(method==HTTP_DELETE)?"DELETE":"";
wolfSSL 18:d89df40b4cf3 322 snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s\r\n", meth, path, host); //Write request
wolfSSL 18:d89df40b4cf3 323 ret = send(buf);
wolfSSL 18:d89df40b4cf3 324 if(ret) {
wolfSSL 18:d89df40b4cf3 325 m_sock.close();
wolfSSL 18:d89df40b4cf3 326 ERR("Could not write request");
wolfSSL 18:d89df40b4cf3 327 return HTTP_CONN;
donatien 0:2ccb9960a044 328 }
wolfSSL 17:c73d8e61d391 329
wolfSSL 18:d89df40b4cf3 330 //Send all headers
donatien 0:2ccb9960a044 331
wolfSSL 18:d89df40b4cf3 332 //Send default headers
wolfSSL 18:d89df40b4cf3 333 DBG("Sending headers");
wolfSSL 27:5d4739eae63e 334 if(m_basicAuthUser) {
wolfSSL 27:5d4739eae63e 335 bAuth() ; /* send out Basic Auth header */
wolfSSL 27:5d4739eae63e 336 }
wolfSSL 18:d89df40b4cf3 337 if( pDataOut != NULL ) {
wolfSSL 18:d89df40b4cf3 338 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 339 ret = send("Transfer-Encoding: chunked\r\n");
wolfSSL 18:d89df40b4cf3 340 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 341 } else {
wolfSSL 18:d89df40b4cf3 342 snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen());
wolfSSL 22:4b9a4151cc73 343 DBG("Content buf:%s", buf) ;
wolfSSL 18:d89df40b4cf3 344 ret = send(buf);
wolfSSL 18:d89df40b4cf3 345 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 346 }
wolfSSL 18:d89df40b4cf3 347 char type[48];
wolfSSL 18:d89df40b4cf3 348 if( pDataOut->getDataType(type, 48) == HTTP_OK ) {
wolfSSL 18:d89df40b4cf3 349 snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type);
wolfSSL 18:d89df40b4cf3 350 ret = send(buf);
wolfSSL 18:d89df40b4cf3 351 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 352 }
wolfSSL 18:d89df40b4cf3 353 }
wolfSSL 18:d89df40b4cf3 354
wolfSSL 18:d89df40b4cf3 355 //Add user headers
wolfSSL 18:d89df40b4cf3 356 if(header) {
wolfSSL 27:5d4739eae63e 357 ret = send((char *)header);
donatien 5:791fc3dcb6c4 358 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 359 }
donatien 0:2ccb9960a044 360
wolfSSL 18:d89df40b4cf3 361 //Close headers
wolfSSL 18:d89df40b4cf3 362 DBG("Headers sent");
wolfSSL 18:d89df40b4cf3 363 ret = send("\r\n");
wolfSSL 18:d89df40b4cf3 364 CHECK_CONN_ERR(ret);
wolfSSL 17:c73d8e61d391 365
wolfSSL 18:d89df40b4cf3 366 size_t trfLen;
donatien 0:2ccb9960a044 367
wolfSSL 18:d89df40b4cf3 368 //Send data (if available)
wolfSSL 18:d89df40b4cf3 369 if( pDataOut != NULL ) {
wolfSSL 18:d89df40b4cf3 370 DBG("Sending data");
wolfSSL 18:d89df40b4cf3 371 while(true) {
wolfSSL 18:d89df40b4cf3 372 size_t writtenLen = 0;
wolfSSL 18:d89df40b4cf3 373 pDataOut->read(buf, CHUNK_SIZE, &trfLen);
wolfSSL 18:d89df40b4cf3 374 buf[trfLen] = 0x0 ;
wolfSSL 18:d89df40b4cf3 375 DBG("buf:%s", buf) ;
wolfSSL 18:d89df40b4cf3 376 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 377 //Write chunk header
wolfSSL 22:4b9a4151cc73 378 char chunkHeader[64];
wolfSSL 18:d89df40b4cf3 379 snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding
wolfSSL 18:d89df40b4cf3 380 ret = send(chunkHeader);
wolfSSL 18:d89df40b4cf3 381 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 382 } else if( trfLen == 0 ) {
wolfSSL 22:4b9a4151cc73 383 DBG("trfLen==0") ;
wolfSSL 18:d89df40b4cf3 384 break;
wolfSSL 18:d89df40b4cf3 385 }
wolfSSL 22:4b9a4151cc73 386 DBG("trfLen 1=%d", trfLen) ;
wolfSSL 18:d89df40b4cf3 387 if( trfLen != 0 ) {
wolfSSL 22:4b9a4151cc73 388 DBG("Sending 1") ;
wolfSSL 18:d89df40b4cf3 389 ret = send(buf, trfLen);
wolfSSL 22:4b9a4151cc73 390 DBG("Sent 1") ;
wolfSSL 18:d89df40b4cf3 391 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 392 }
donatien 0:2ccb9960a044 393
wolfSSL 18:d89df40b4cf3 394 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 395 ret = send("\r\n"); //Chunk-terminating CRLF
wolfSSL 18:d89df40b4cf3 396 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 397 } else {
wolfSSL 18:d89df40b4cf3 398 writtenLen += trfLen;
wolfSSL 18:d89df40b4cf3 399 if( writtenLen >= pDataOut->getDataLen() ) {
wolfSSL 22:4b9a4151cc73 400 DBG("writtenLen=%d", writtenLen) ;
wolfSSL 18:d89df40b4cf3 401 break;
wolfSSL 18:d89df40b4cf3 402 }
wolfSSL 22:4b9a4151cc73 403 DBG("writtenLen+=trfLen = %d", writtenLen) ;
wolfSSL 18:d89df40b4cf3 404 }
wolfSSL 22:4b9a4151cc73 405 DBG("trfLen 2=%d", trfLen) ;
wolfSSL 18:d89df40b4cf3 406 if( trfLen == 0 ) {
wolfSSL 22:4b9a4151cc73 407 DBG("trfLen == 0") ;
wolfSSL 18:d89df40b4cf3 408 break;
wolfSSL 18:d89df40b4cf3 409 }
wolfSSL 18:d89df40b4cf3 410 }
donatien 0:2ccb9960a044 411
wolfSSL 18:d89df40b4cf3 412 }
wolfSSL 18:d89df40b4cf3 413 ret = flush() ; // flush the send buffer ;
wolfSSL 18:d89df40b4cf3 414 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 415
wolfSSL 18:d89df40b4cf3 416 //Receive response
wolfSSL 18:d89df40b4cf3 417 DBG("Receiving response");
wolfSSL 18:d89df40b4cf3 418
wolfSSL 18:d89df40b4cf3 419 ret = recv(buf, CHUNK_SIZE - 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes
wolfSSL 18:d89df40b4cf3 420 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 421
wolfSSL 18:d89df40b4cf3 422 buf[trfLen] = '\0';
wolfSSL 18:d89df40b4cf3 423
wolfSSL 18:d89df40b4cf3 424 char* crlfPtr = strstr(buf, "\r\n");
wolfSSL 18:d89df40b4cf3 425 if(crlfPtr == NULL) {
donatien 5:791fc3dcb6c4 426 PRTCL_ERR();
donatien 0:2ccb9960a044 427 }
donatien 0:2ccb9960a044 428
wolfSSL 18:d89df40b4cf3 429 int crlfPos = crlfPtr - buf;
donatien 0:2ccb9960a044 430 buf[crlfPos] = '\0';
donatien 0:2ccb9960a044 431
wolfSSL 18:d89df40b4cf3 432 //Parse HTTP response
wolfSSL 18:d89df40b4cf3 433 if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) {
wolfSSL 18:d89df40b4cf3 434 //Cannot match string, error
wolfSSL 18:d89df40b4cf3 435 ERR("Not a correct HTTP answer : %s\n", buf);
wolfSSL 18:d89df40b4cf3 436 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 437 }
donatien 4:c071b05ac026 438
wolfSSL 27:5d4739eae63e 439 if( (m_httpResponseCode < 200) || (m_httpResponseCode >= 400) ) {
wolfSSL 18:d89df40b4cf3 440 //Did not return a 2xx code; TODO fetch headers/(&data?) anyway and implement a mean of writing/reading headers
wolfSSL 18:d89df40b4cf3 441 WARN("Response code %d", m_httpResponseCode);
wolfSSL 18:d89df40b4cf3 442 PRTCL_ERR();
donatien 0:2ccb9960a044 443 }
donatien 0:2ccb9960a044 444
wolfSSL 18:d89df40b4cf3 445 DBG("Reading headers");
donatien 0:2ccb9960a044 446
wolfSSL 18:d89df40b4cf3 447 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 448 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 449
wolfSSL 18:d89df40b4cf3 450 size_t recvContentLength = 0;
wolfSSL 18:d89df40b4cf3 451 bool recvChunked = false;
wolfSSL 18:d89df40b4cf3 452 //Now get headers
wolfSSL 18:d89df40b4cf3 453 while( true ) {
wolfSSL 18:d89df40b4cf3 454 crlfPtr = strstr(buf, "\r\n");
wolfSSL 18:d89df40b4cf3 455 if(crlfPtr == NULL) {
wolfSSL 18:d89df40b4cf3 456 if( trfLen < CHUNK_SIZE - 1 ) {
wolfSSL 18:d89df40b4cf3 457 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 458 ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 459 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 460 buf[trfLen] = '\0';
wolfSSL 18:d89df40b4cf3 461 DBG("Read %d chars; In buf: [%s]", newTrfLen, buf);
wolfSSL 18:d89df40b4cf3 462 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 463 continue;
wolfSSL 18:d89df40b4cf3 464 } else {
wolfSSL 18:d89df40b4cf3 465 PRTCL_ERR();
donatien 14:2744e0c0e527 466 }
wolfSSL 18:d89df40b4cf3 467 }
wolfSSL 18:d89df40b4cf3 468
wolfSSL 18:d89df40b4cf3 469 crlfPos = crlfPtr - buf;
wolfSSL 18:d89df40b4cf3 470
wolfSSL 18:d89df40b4cf3 471 if(crlfPos == 0) { //End of headers
wolfSSL 18:d89df40b4cf3 472 DBG("Headers read");
wolfSSL 18:d89df40b4cf3 473 memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 474 trfLen -= 2;
wolfSSL 18:d89df40b4cf3 475 break;
donatien 0:2ccb9960a044 476 }
wolfSSL 18:d89df40b4cf3 477
wolfSSL 18:d89df40b4cf3 478 buf[crlfPos] = '\0';
wolfSSL 18:d89df40b4cf3 479
wolfSSL 18:d89df40b4cf3 480 char key[32];
wolfSSL 18:d89df40b4cf3 481 char value[32];
wolfSSL 18:d89df40b4cf3 482
wolfSSL 18:d89df40b4cf3 483 key[31] = '\0';
wolfSSL 18:d89df40b4cf3 484 value[31] = '\0';
wolfSSL 18:d89df40b4cf3 485
wolfSSL 18:d89df40b4cf3 486 int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value);
wolfSSL 18:d89df40b4cf3 487 if ( n == 2 ) {
wolfSSL 18:d89df40b4cf3 488 DBG("Read header : %s: %s\n", key, value);
wolfSSL 18:d89df40b4cf3 489 if( !strcmp(key, "Content-Length") ) {
wolfSSL 18:d89df40b4cf3 490 sscanf(value, "%d", &recvContentLength);
wolfSSL 18:d89df40b4cf3 491 pDataIn->setDataLen(recvContentLength);
wolfSSL 18:d89df40b4cf3 492 } else if( !strcmp(key, "Transfer-Encoding") ) {
wolfSSL 18:d89df40b4cf3 493 if( !strcmp(value, "Chunked") || !strcmp(value, "chunked") ) {
wolfSSL 18:d89df40b4cf3 494 recvChunked = true;
wolfSSL 18:d89df40b4cf3 495 pDataIn->setIsChunked(true);
wolfSSL 18:d89df40b4cf3 496 }
wolfSSL 18:d89df40b4cf3 497 } else if( !strcmp(key, "Content-Type") ) {
wolfSSL 18:d89df40b4cf3 498 pDataIn->setDataType(value);
wolfSSL 27:5d4739eae63e 499 } else if( !strcmp(key, "location") && redirect_url) {
wolfSSL 27:5d4739eae63e 500 sscanf(buf, "%31[^:]: %128[^\r\n]", key, redirect_url);
wolfSSL 27:5d4739eae63e 501 DBG("Redirect %s: %s", key, redirect_url) ;
wolfSSL 27:5d4739eae63e 502 redirect = 1 ;
wolfSSL 18:d89df40b4cf3 503 }
wolfSSL 18:d89df40b4cf3 504 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 505 trfLen -= (crlfPos + 2);
wolfSSL 18:d89df40b4cf3 506
wolfSSL 18:d89df40b4cf3 507 } else {
wolfSSL 18:d89df40b4cf3 508 ERR("Could not parse header");
donatien 14:2744e0c0e527 509 PRTCL_ERR();
donatien 0:2ccb9960a044 510 }
donatien 0:2ccb9960a044 511
donatien 0:2ccb9960a044 512 }
donatien 0:2ccb9960a044 513
wolfSSL 18:d89df40b4cf3 514 //Receive data
wolfSSL 18:d89df40b4cf3 515 DBG("Receiving data");
wolfSSL 18:d89df40b4cf3 516
wolfSSL 18:d89df40b4cf3 517 while(true) {
wolfSSL 18:d89df40b4cf3 518 size_t readLen = 0;
donatien 0:2ccb9960a044 519
wolfSSL 18:d89df40b4cf3 520 if( recvChunked ) {
wolfSSL 18:d89df40b4cf3 521 //Read chunk header
wolfSSL 18:d89df40b4cf3 522 bool foundCrlf;
wolfSSL 18:d89df40b4cf3 523 do {
wolfSSL 18:d89df40b4cf3 524 foundCrlf = false;
wolfSSL 18:d89df40b4cf3 525 crlfPos=0;
wolfSSL 18:d89df40b4cf3 526 buf[trfLen]=0;
wolfSSL 18:d89df40b4cf3 527 if(trfLen >= 2) {
wolfSSL 18:d89df40b4cf3 528 for(; crlfPos < trfLen - 2; crlfPos++) {
wolfSSL 18:d89df40b4cf3 529 if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) {
wolfSSL 18:d89df40b4cf3 530 foundCrlf = true;
wolfSSL 18:d89df40b4cf3 531 break;
wolfSSL 18:d89df40b4cf3 532 }
wolfSSL 18:d89df40b4cf3 533 }
wolfSSL 18:d89df40b4cf3 534 }
wolfSSL 18:d89df40b4cf3 535 if(!foundCrlf) { //Try to read more
wolfSSL 18:d89df40b4cf3 536 if( trfLen < CHUNK_SIZE ) {
wolfSSL 18:d89df40b4cf3 537 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 538 ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 539 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 540 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 541 continue;
wolfSSL 18:d89df40b4cf3 542 } else {
wolfSSL 18:d89df40b4cf3 543 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 544 }
wolfSSL 18:d89df40b4cf3 545 }
wolfSSL 18:d89df40b4cf3 546 } while(!foundCrlf);
wolfSSL 18:d89df40b4cf3 547 buf[crlfPos] = '\0';
wolfSSL 18:d89df40b4cf3 548 int n = sscanf(buf, "%x", &readLen);
wolfSSL 18:d89df40b4cf3 549 if(n!=1) {
wolfSSL 18:d89df40b4cf3 550 ERR("Could not read chunk length");
wolfSSL 18:d89df40b4cf3 551 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 552 }
wolfSSL 18:d89df40b4cf3 553
wolfSSL 18:d89df40b4cf3 554 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more
wolfSSL 18:d89df40b4cf3 555 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 556
wolfSSL 18:d89df40b4cf3 557 if( readLen == 0 ) {
wolfSSL 18:d89df40b4cf3 558 //Last chunk
wolfSSL 18:d89df40b4cf3 559 break;
wolfSSL 18:d89df40b4cf3 560 }
wolfSSL 18:d89df40b4cf3 561 } else {
wolfSSL 18:d89df40b4cf3 562 readLen = recvContentLength;
wolfSSL 18:d89df40b4cf3 563 }
wolfSSL 18:d89df40b4cf3 564
wolfSSL 18:d89df40b4cf3 565 DBG("Retrieving %d bytes", readLen);
wolfSSL 18:d89df40b4cf3 566
wolfSSL 18:d89df40b4cf3 567 do {
wolfSSL 18:d89df40b4cf3 568 pDataIn->write(buf, MIN(trfLen, readLen));
wolfSSL 18:d89df40b4cf3 569 if( trfLen > readLen ) {
wolfSSL 18:d89df40b4cf3 570 memmove(buf, &buf[readLen], trfLen - readLen);
wolfSSL 18:d89df40b4cf3 571 trfLen -= readLen;
wolfSSL 18:d89df40b4cf3 572 readLen = 0;
wolfSSL 18:d89df40b4cf3 573 } else {
wolfSSL 18:d89df40b4cf3 574 readLen -= trfLen;
wolfSSL 18:d89df40b4cf3 575 }
donatien 0:2ccb9960a044 576
wolfSSL 18:d89df40b4cf3 577 if(readLen) {
wolfSSL 18:d89df40b4cf3 578 ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen);
wolfSSL 18:d89df40b4cf3 579 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 580 }
wolfSSL 18:d89df40b4cf3 581 } while(readLen);
wolfSSL 18:d89df40b4cf3 582
wolfSSL 18:d89df40b4cf3 583 if( recvChunked ) {
wolfSSL 18:d89df40b4cf3 584 if(trfLen < 2) {
wolfSSL 18:d89df40b4cf3 585 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 586 //Read missing chars to find end of chunk
wolfSSL 18:d89df40b4cf3 587 ret = recv(buf + trfLen, 2 - trfLen, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 588 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 589 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 590 }
wolfSSL 18:d89df40b4cf3 591 if( (buf[0] != '\r') || (buf[1] != '\n') ) {
wolfSSL 18:d89df40b4cf3 592 ERR("Format error");
wolfSSL 18:d89df40b4cf3 593 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 594 }
wolfSSL 18:d89df40b4cf3 595 memmove(buf, &buf[2], trfLen - 2);
wolfSSL 18:d89df40b4cf3 596 trfLen -= 2;
wolfSSL 18:d89df40b4cf3 597 } else {
wolfSSL 18:d89df40b4cf3 598 break;
wolfSSL 18:d89df40b4cf3 599 }
wolfSSL 18:d89df40b4cf3 600
donatien 0:2ccb9960a044 601 }
wolfSSL 20:bec882d85856 602 cyassl_free() ;
wolfSSL 18:d89df40b4cf3 603 m_sock.close();
wolfSSL 18:d89df40b4cf3 604 DBG("Completed HTTP transaction");
wolfSSL 27:5d4739eae63e 605 if(redirect)return HTTP_REDIRECT ;
wolfSSL 27:5d4739eae63e 606 else return HTTP_OK;
donatien 0:2ccb9960a044 607 }
donatien 0:2ccb9960a044 608
wolfSSL 19:1e2f05809eb1 609 HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure
donatien 0:2ccb9960a044 610 {
wolfSSL 18:d89df40b4cf3 611 DBG("Trying to read between %d and %d bytes", minLen, maxLen);
wolfSSL 18:d89df40b4cf3 612 size_t readLen = 0;
wolfSSL 18:d89df40b4cf3 613
wolfSSL 18:d89df40b4cf3 614 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 615 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 616 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 18:d89df40b4cf3 617 }
wolfSSL 18:d89df40b4cf3 618
wolfSSL 18:d89df40b4cf3 619 int ret;
wolfSSL 18:d89df40b4cf3 620
wolfSSL 18:d89df40b4cf3 621 if(port == HTTPS_PORT) {
wolfSSL 18:d89df40b4cf3 622 DBG("Enter CyaSSL_read") ;
wolfSSL 18:d89df40b4cf3 623
wolfSSL 18:d89df40b4cf3 624 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 625 readLen = CyaSSL_read(ssl, buf, maxLen);
wolfSSL 18:d89df40b4cf3 626 if (readLen > 0) {
wolfSSL 18:d89df40b4cf3 627 buf[readLen] = 0;
wolfSSL 18:d89df40b4cf3 628 DBG("CyaSSL_read:%s\n", buf);
wolfSSL 18:d89df40b4cf3 629 } else {
wolfSSL 18:d89df40b4cf3 630 ERR("CyaSSL_read, ret = %d", readLen) ;
wolfSSL 18:d89df40b4cf3 631 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 632 }
wolfSSL 18:d89df40b4cf3 633 DBG("Read %d bytes", readLen);
wolfSSL 18:d89df40b4cf3 634 *pReadLen = readLen;
wolfSSL 18:d89df40b4cf3 635 return HTTP_OK;
wolfSSL 18:d89df40b4cf3 636 }
wolfSSL 18:d89df40b4cf3 637
wolfSSL 18:d89df40b4cf3 638 while(readLen < maxLen) {
wolfSSL 18:d89df40b4cf3 639 if(readLen < minLen) {
wolfSSL 18:d89df40b4cf3 640 DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen);
wolfSSL 18:d89df40b4cf3 641 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 642 ret = m_sock.receive_all(buf + readLen, minLen - readLen);
wolfSSL 18:d89df40b4cf3 643 } else {
wolfSSL 18:d89df40b4cf3 644 DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen);
wolfSSL 18:d89df40b4cf3 645 m_sock.set_blocking(false, 0);
wolfSSL 18:d89df40b4cf3 646 ret = m_sock.receive(buf + readLen, maxLen - readLen);
wolfSSL 18:d89df40b4cf3 647 }
wolfSSL 18:d89df40b4cf3 648
wolfSSL 18:d89df40b4cf3 649 if( ret > 0) {
wolfSSL 18:d89df40b4cf3 650 readLen += ret;
wolfSSL 18:d89df40b4cf3 651 } else if( ret == 0 ) {
wolfSSL 18:d89df40b4cf3 652 break;
wolfSSL 18:d89df40b4cf3 653 } else {
wolfSSL 18:d89df40b4cf3 654 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 655 ERR("Connection error (recv returned %d)", ret);
wolfSSL 18:d89df40b4cf3 656 *pReadLen = readLen;
wolfSSL 18:d89df40b4cf3 657 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 658 } else {
wolfSSL 18:d89df40b4cf3 659 break;
wolfSSL 18:d89df40b4cf3 660 }
wolfSSL 18:d89df40b4cf3 661 }
wolfSSL 18:d89df40b4cf3 662
wolfSSL 18:d89df40b4cf3 663 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 664 break;
wolfSSL 18:d89df40b4cf3 665 }
wolfSSL 17:c73d8e61d391 666 }
wolfSSL 17:c73d8e61d391 667 DBG("Read %d bytes", readLen);
wolfSSL 17:c73d8e61d391 668 *pReadLen = readLen;
wolfSSL 17:c73d8e61d391 669 return HTTP_OK;
donatien 7:4e39864f7b15 670 }
donatien 7:4e39864f7b15 671
wolfSSL 19:1e2f05809eb1 672 HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure
donatien 7:4e39864f7b15 673 {
wolfSSL 18:d89df40b4cf3 674 HTTPResult ret ;
wolfSSL 18:d89df40b4cf3 675 int cp_len ;
wolfSSL 18:d89df40b4cf3 676
wolfSSL 18:d89df40b4cf3 677 if(len == 0) {
wolfSSL 18:d89df40b4cf3 678 len = strlen(buf);
wolfSSL 17:c73d8e61d391 679 }
wolfSSL 17:c73d8e61d391 680
wolfSSL 18:d89df40b4cf3 681 do {
wolfSSL 22:4b9a4151cc73 682
wolfSSL 18:d89df40b4cf3 683 if((SEND_BUF_SIZE - (send_buf_p - send_buf)) >= len) {
wolfSSL 18:d89df40b4cf3 684 cp_len = len ;
wolfSSL 18:d89df40b4cf3 685 } else {
wolfSSL 22:4b9a4151cc73 686 cp_len = SEND_BUF_SIZE - (send_buf_p - send_buf) ;
wolfSSL 18:d89df40b4cf3 687 }
wolfSSL 22:4b9a4151cc73 688 DBG("send_buf_p:%x. send_buf+SIZE:%x, len=%d, cp_len=%d", send_buf_p, send_buf+SEND_BUF_SIZE, len, cp_len) ;
wolfSSL 18:d89df40b4cf3 689 memcpy(send_buf_p, buf, cp_len) ;
wolfSSL 18:d89df40b4cf3 690 send_buf_p += cp_len ;
wolfSSL 18:d89df40b4cf3 691 len -= cp_len ;
wolfSSL 18:d89df40b4cf3 692
wolfSSL 18:d89df40b4cf3 693 if(send_buf_p == send_buf + SEND_BUF_SIZE) {
wolfSSL 22:4b9a4151cc73 694 if(port == HTTPS_PORT){
wolfSSL 22:4b9a4151cc73 695 ERR("HTTPClient::send buffer overflow");
wolfSSL 22:4b9a4151cc73 696 return HTTP_ERROR ;
wolfSSL 22:4b9a4151cc73 697 }
wolfSSL 18:d89df40b4cf3 698 ret = flush() ;
wolfSSL 18:d89df40b4cf3 699 if(ret)return(ret) ;
wolfSSL 18:d89df40b4cf3 700 }
wolfSSL 18:d89df40b4cf3 701 } while(len) ;
wolfSSL 18:d89df40b4cf3 702 return HTTP_OK ;
wolfSSL 17:c73d8e61d391 703 }
wolfSSL 17:c73d8e61d391 704
wolfSSL 19:1e2f05809eb1 705 HTTPResult HTTPClient::flush() //0 on success, err code on failure
wolfSSL 17:c73d8e61d391 706 {
wolfSSL 18:d89df40b4cf3 707 int len ;
wolfSSL 18:d89df40b4cf3 708 char * buf ;
wolfSSL 18:d89df40b4cf3 709
wolfSSL 18:d89df40b4cf3 710 buf = send_buf ;
wolfSSL 18:d89df40b4cf3 711 len = send_buf_p - send_buf ;
wolfSSL 18:d89df40b4cf3 712 send_buf_p = send_buf ; // reset send buffer
wolfSSL 18:d89df40b4cf3 713
wolfSSL 18:d89df40b4cf3 714 DBG("Trying to write %d bytes:%s\n", len, buf);
wolfSSL 18:d89df40b4cf3 715 size_t writtenLen = 0;
wolfSSL 18:d89df40b4cf3 716
wolfSSL 18:d89df40b4cf3 717 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 718 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 719 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 17:c73d8e61d391 720 }
wolfSSL 18:d89df40b4cf3 721
wolfSSL 18:d89df40b4cf3 722 if(port == HTTPS_PORT) {
wolfSSL 18:d89df40b4cf3 723 DBG("Enter CyaSSL_write") ;
wolfSSL 18:d89df40b4cf3 724 if (CyaSSL_write(ssl, buf, len) != len) {
wolfSSL 18:d89df40b4cf3 725 ERR("SSL_write failed");
wolfSSL 18:d89df40b4cf3 726 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 727 }
wolfSSL 18:d89df40b4cf3 728 DBG("Written %d bytes", writtenLen);
wolfSSL 18:d89df40b4cf3 729 return HTTP_OK;
wolfSSL 18:d89df40b4cf3 730 }
wolfSSL 18:d89df40b4cf3 731 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 732 int ret = m_sock.send_all(buf, len);
wolfSSL 18:d89df40b4cf3 733 if(ret > 0) {
wolfSSL 18:d89df40b4cf3 734 writtenLen += ret;
wolfSSL 18:d89df40b4cf3 735 } else if( ret == 0 ) {
wolfSSL 18:d89df40b4cf3 736 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 737 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 18:d89df40b4cf3 738 } else {
wolfSSL 18:d89df40b4cf3 739 ERR("Connection error (send returned %d)", ret);
wolfSSL 18:d89df40b4cf3 740 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 741 }
wolfSSL 18:d89df40b4cf3 742
wolfSSL 17:c73d8e61d391 743 DBG("Written %d bytes", writtenLen);
wolfSSL 17:c73d8e61d391 744 return HTTP_OK;
donatien 0:2ccb9960a044 745 }
donatien 0:2ccb9960a044 746
wolfSSL 19:1e2f05809eb1 747 HTTPResult HTTPClient::parseURL(const char* url, char* scheme, size_t maxSchemeLen, char* host, size_t maxHostLen, uint16_t* port, char* path, size_t maxPathLen) //Parse URL
donatien 0:2ccb9960a044 748 {
wolfSSL 18:d89df40b4cf3 749 char* schemePtr = (char*) url;
wolfSSL 18:d89df40b4cf3 750 char* hostPtr = (char*) strstr(url, "://");
wolfSSL 18:d89df40b4cf3 751 if(hostPtr == NULL) {
wolfSSL 18:d89df40b4cf3 752 WARN("Could not find host");
wolfSSL 18:d89df40b4cf3 753 return HTTP_PARSE; //URL is invalid
wolfSSL 18:d89df40b4cf3 754 }
wolfSSL 18:d89df40b4cf3 755
wolfSSL 18:d89df40b4cf3 756 if( maxSchemeLen < hostPtr - schemePtr + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 757 WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1);
wolfSSL 18:d89df40b4cf3 758 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 759 }
wolfSSL 18:d89df40b4cf3 760 memcpy(scheme, schemePtr, hostPtr - schemePtr);
wolfSSL 18:d89df40b4cf3 761 scheme[hostPtr - schemePtr] = '\0';
donatien 0:2ccb9960a044 762
wolfSSL 18:d89df40b4cf3 763 hostPtr+=3;
donatien 0:2ccb9960a044 764
wolfSSL 18:d89df40b4cf3 765 size_t hostLen = 0;
donatien 0:2ccb9960a044 766
wolfSSL 18:d89df40b4cf3 767 char* portPtr = strchr(hostPtr, ':');
wolfSSL 18:d89df40b4cf3 768 if( portPtr != NULL ) {
wolfSSL 18:d89df40b4cf3 769 hostLen = portPtr - hostPtr;
wolfSSL 18:d89df40b4cf3 770 portPtr++;
wolfSSL 18:d89df40b4cf3 771 if( sscanf(portPtr, "%hu", port) != 1) {
wolfSSL 18:d89df40b4cf3 772 WARN("Could not find port");
wolfSSL 18:d89df40b4cf3 773 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 774 }
wolfSSL 18:d89df40b4cf3 775 } else {
wolfSSL 18:d89df40b4cf3 776 *port=0;
donatien 0:2ccb9960a044 777 }
wolfSSL 18:d89df40b4cf3 778 char* pathPtr = strchr(hostPtr, '/');
wolfSSL 18:d89df40b4cf3 779 if( hostLen == 0 ) {
wolfSSL 18:d89df40b4cf3 780 hostLen = pathPtr - hostPtr;
wolfSSL 18:d89df40b4cf3 781 }
donatien 0:2ccb9960a044 782
wolfSSL 18:d89df40b4cf3 783 if( maxHostLen < hostLen + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 784 WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1);
wolfSSL 18:d89df40b4cf3 785 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 786 }
wolfSSL 18:d89df40b4cf3 787 memcpy(host, hostPtr, hostLen);
wolfSSL 18:d89df40b4cf3 788 host[hostLen] = '\0';
donatien 0:2ccb9960a044 789
wolfSSL 18:d89df40b4cf3 790 size_t pathLen;
wolfSSL 18:d89df40b4cf3 791 char* fragmentPtr = strchr(hostPtr, '#');
wolfSSL 18:d89df40b4cf3 792 if(fragmentPtr != NULL) {
wolfSSL 18:d89df40b4cf3 793 pathLen = fragmentPtr - pathPtr;
wolfSSL 18:d89df40b4cf3 794 } else {
wolfSSL 18:d89df40b4cf3 795 pathLen = strlen(pathPtr);
wolfSSL 18:d89df40b4cf3 796 }
donatien 0:2ccb9960a044 797
wolfSSL 18:d89df40b4cf3 798 if( maxPathLen < pathLen + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 799 WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1);
wolfSSL 18:d89df40b4cf3 800 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 801 }
wolfSSL 18:d89df40b4cf3 802 memcpy(path, pathPtr, pathLen);
wolfSSL 18:d89df40b4cf3 803 path[pathLen] = '\0';
donatien 0:2ccb9960a044 804
wolfSSL 18:d89df40b4cf3 805 return HTTP_OK;
donatien 0:2ccb9960a044 806 }
wolfSSL 22:4b9a4151cc73 807
wolfSSL 22:4b9a4151cc73 808 HTTPResult HTTPClient::bAuth(void)
wolfSSL 22:4b9a4151cc73 809 {
wolfSSL 22:4b9a4151cc73 810 HTTPResult ret ;
wolfSSL 22:4b9a4151cc73 811 char b_auth[(int)((AUTHB_SIZE+3)*4/3+1)] ;
wolfSSL 22:4b9a4151cc73 812 char base64buff[AUTHB_SIZE+3] ;
wolfSSL 22:4b9a4151cc73 813
wolfSSL 22:4b9a4151cc73 814 ret = send("Authorization: Basic ") ;
wolfSSL 22:4b9a4151cc73 815 CHECK_CONN_ERR(ret);
wolfSSL 22:4b9a4151cc73 816 sprintf(base64buff, "%s:%s", m_basicAuthUser, m_basicAuthPassword) ;
wolfSSL 27:5d4739eae63e 817 DBG("bAuth: %s", base64buff) ;
wolfSSL 22:4b9a4151cc73 818 base64enc(b_auth, base64buff) ;
wolfSSL 22:4b9a4151cc73 819 b_auth[strlen(b_auth)+1] = '\0' ;
wolfSSL 22:4b9a4151cc73 820 b_auth[strlen(b_auth)] = '\n' ;
wolfSSL 22:4b9a4151cc73 821 DBG("b_auth:%s", b_auth) ;
wolfSSL 22:4b9a4151cc73 822 ret = send(b_auth) ;
wolfSSL 22:4b9a4151cc73 823 CHECK_CONN_ERR(ret);
wolfSSL 22:4b9a4151cc73 824 return HTTP_OK ;
wolfSSL 22:4b9a4151cc73 825 }